>3FFX_1|Chains A, B|Chemotaxis protein cheY|Escherichia coli (83333) ADKELKFLVVDDESTMRRIVRNLLKELGFNNVEEAEDGVDALNKLQAGGYGFVISDWRMPNMDGLELLKTIRADGAMSALPVLMVTAHAKKENIIAAAQAGASGYVVKPFTAATLEEKLNKIFEKLGM